{"nhtsa_id":10181729,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-10-26","date":"2020-09-23","document_id":"PIE0574A","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, OTHER; ENGINE","mfr_system":null,"summary":"This engineering informational bulletin is requesting information from technicians to inspect for engine oil leak and contact the engineer listed.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10181729-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10181729-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10181729","components":[{"id":"engine","name":"Engine","parent":null},{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2020,"year_to":2021,"match":"base","vehicle_ids":["2020_chevrolet_silverado","2021_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 3500","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 4500","year_from":2020,"year_to":2020,"match":"base","vehicle_ids":["2020_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 1500","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_gmc_sierra"]},{"make":"GMC","model":"SIERRA 2500","year_from":2020,"year_to":2021,"match":"base","vehicle_ids":["2020_gmc_sierra","2021_gmc_sierra"]},{"make":"GMC","model":"SIERRA 3500","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_gmc_sierra"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}